We produce graphene nanofluids (pure graphene, oxidized and reduced graphene) of various compositions with special stabilizing and optical additives, as well as graphene inks of various concentrations (see table 5)
Table 5
| Parameters | Graphene – water | Graphene – spirit | Graphene – PDMS | Graphene ink (aquatic and non-aquatic) | Comments |
| Graphene purity | > 94% | > 94% | > 91% | > 91% | Batch control |
| Defects density | Low | Low | Low | Low | Primary control |
| Numeric of layers | 3 – 7 | 3 – 9 | 4 – 9 | 4 – 9 | Batch control |
| Content of Sp2 | > 82% | > 82% | – | – | Batch control |
| Thickness of graphene flakes (plates) | 2-3 nm | 2-3 nm | 3-4 nm | 3-4 nm | |
| Lateral size | to 50 μm | to 30 μm | to 30 μm | to 30 μm | |
| Electrical conductivity | – | – | – | (1,5-1,9)*104 Ohm/m | |
| Thermal conductivity | – | – | – | 400-600 W/m·К | |
| Optical transparency, % | 93 | 93 | 92 | Nontransparent | |
| True density | 1,4–1,5 g/cm3 | 1,23–1,28 g/cm3 | 1,4–1,5 g/cm3 | – | Bulk density |
| Content of hybridized carbon | 0,2-5% | 0,2-5% | 0,2-5% | 0,5-5% | Primary control |
| Color | Transparent | Transparent | Transparent | Nontransparent |